. >> and chelsea clinton reports on a life story changing lives for thousands of girls. >> it makes them feel special, makes them feel they can get over things. >> plus, the mother of all basement hobbies, one that has to be seen to be believed. >> good evening and welcome to "rock center." tonight, we devote much of our broadcast to explosive accounts from members of the church of scientology. you'll get a look at the interview with a hollywood actor whose break from scientology. and you'll also hear from lawrence wright, whose controversial new book on the church "going clear" came out just today. he set out to understand why some members commit themselves so deeply to scientology. what he found adds a complicated, often troubling layer to our understanding of the church. harry smith has our report. >> reporter: why did you finally leave the church? >> i was ashamed of my own stupidity. of how i could have been so purposely blind for so many years. >> reporter: paul is the oscar winner writer and actor in "cra "crash" and most famous scientologist to leave the church and speak out publ